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portulacaceous

[pawr-chuh-luh-key-shuh s, pohr-]
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adjective
  1. belonging to the Portulacaceae, the purslane family of plants.
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Compare purslane family.

Origin of portulacaceous

< New Latin Portulacace(ae) family name (see portulaca, -aceae) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for portulacaceous

portulacaceous

adjective
  1. of, relating to, or belonging to the Portulacaceae, a cosmopolitan family of mainly fleshy-leaved flowering plants common in the US
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012